Cisco IOS in a Nutshell

Preface 1. Getting Started IOS User Modes Command-Line Completion Get to Know the Question Mark Command-Line Editing Keys Pausing Output show Commands 2. IOS Images and Configuration Files IOS Image Filenames The New Cisco IOS Packaging Model Loading Image Files Through the Network Using the IOS Filesystem for Images The Router's Configuration Loading Configuration Files 3. Basic Router Configuration Setting the Router Name Setting the System Prompt Configuration Comments The Enable Password Mapping Hostnames to IP Addresses Setting the Router's Time Enabling SNMP Cisco Discovery Protocol System Banners 4. Line Commands The line Command The Console Port Virtual Terminals (VTYs) Asynchronous Ports (TTYs) The Auxiliary (AUX) Port show line Reverse Telnet Common Configuration Items 5. Interface Commands Naming and Numbering Interfaces Basic Interface Configuration Commands The Loopback Interface The Null Interface Ethernet, Fast Ethernet, and Gigabit Ethernet Interfaces Token Ring Interfaces ISDN Interfaces Serial Interfaces Asynchronous Interfaces Interface show Commands 6. Networking Technologies Frame Relay ATM DSL Cable VoIP 7. Access Lists How Packets Match a List Entry Types of Access Lists Specific Topics 8. IP Routing Topics Autonomous System (AS) Numbers Interior and Exterior Gateway Protocols Distance-Vector and Link-State Routing Protocols Static Routes Split Horizon Passive Interfaces Fast Switching and Process Switching 9. Interior Routing Protocols RIP IGRP EIGRP OSPF IS-IS 10. Border Gateway Protocol Introduction to BGP A Simple BGP Configuration Route Filtering An Advanced BGP Configuration Neighbor Authentication Peer Groups Route Reflectors BGP Confederacies BGP TTL Security11. Quality of Service Marking Older Queuing Methods Modern IOS QoS Tools Congestion Avoidance Traffic Policing Traffic Shaping

Jim Boney has worked for the last eight years as a consultant specializing in a wide variety of subjects: network design, network management, Unix administration, and programming in various languages (Perl, Java, Tcl/Tk, and C/C++). For the last three years, he has been working on the vLab project, which allows complete access to Cisco routers over the Internet.